dense manure

例句：

1. 1. The soil is very dense and hard to dig.
   土壤非常密集，很难挖动。
2. 2. The forest is densely packed with trees.
   森林里树木密集地生长着。
3. 3. The dense fog obscured the view of the distant mountains.
   浓雾使远处的山峦变得模糊不清。